Home / 23,321.46-32,182.80-12,710.88

Finding the Fourth Proportional to 23,321.46, 32,182.80 and 12,710.88

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Solution

The fourth proportional to 23,321.46, 32,182.80 and 12,710.88 is: 17,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,321.46 : 32,182.80 = 12,710.88 : x
  2. Step 2: Convert to fraction form
    23,321.46/32,182.80 = 12,710.88/x
  3. Step 3: Cross multiply
    23,321.46x = 32,182.80 × 12,710.88
  4. Step 4: Simplify right side
    23,321.46x = 409,071,708.86
  5. Step 5: Solve for x
    x = 409,071,708.86/23,321.46
  6. Step 6: Final answer
    x = 17,540.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.